Our truly diverse range of boys' underwear also features a vivid variety of printed briefs and boxers by Under Armour, Calvin Klein, etc. Choosing multicolor can't go wrong when you're not able to choose any single color. Best selling Multicolor Underwear for Boys are available in an assortment of fabrics like Cotton, Polyester, Blend, Rayon, Viscose and Fleece. Shop what appeals to you with ease from top brands and retailers. Shop our exclusive collection of Everyday, Casual, Activewear and Occasion Underwear and a vast assortment of branded Underwear from top online stores with ease.